Update app.py (#2)

- Update app.py (f534b886a8b5e4dc203cea54712a6a4706e17919)

app.py

@@ -56,7 +56,7 @@ with open("prompts.yaml", 'r') as stream:
     
 agent = CodeAgent(
     model=model,
-    tools=[final_answer,my_custom_tool, get_current_time_in_timezone], ## add your tools here (don't remove final answer)
+    tools=[final_answer,my_custom_tool, get_current_time_in_timezone, image_generation_tool], ## add your tools here (don't remove final answer)
     max_steps=6,
     verbosity_level=1,
     grammar=None,